What evidence is there for the presence of gastroliths (stomach stones) in Triassic dinosaurs?

One particularly successful group was called the pseudosuchians. This is the lineage to which present-day crocodiles and alligators belong. They are a paltry ... Nov 29, 2024 ... This era is known as the “Age of Reptiles," when dinosaurs were dominant. ... The Triassic period was part of the Mesozoic Era, which occurred ... A. Herrerasaurus, Eoraptor, and Coelophysis were some carnivorous dinosaurs in the Triassic period. These incredible creatures dominated the planet through three major geological periods: the Triassic, Jurassic, and Cretaceous periods. Early dinosaurs in the ... The northern forests at the beginning of the Triassic were ... See this National Park Service pdf on the Triassic dinosaurs and other animals of Petrified Forest ... Feb 24, 1997 ... The fossil record reveals that dinosaurs first appeared in the Triassic Period, between 250 to 213 million years ago. It also indicates that ... The Triassic period is a part of the geologic timescale where the precursors to dinosaurs (a type of crocodile-like reptiles called archosaurs) were the ... Show the first dinosaurs with our fun model! Your students will enjoy learning about the dinosaurs and plants that lived in the Triassic Period (251-200 million ... Jun 16, 2015 ... Dinosaurs remained rare among the fossils from Ghost Ranch, accounting for less than 15% of vertebrate animal remains. They were outnumbered in ... Dec 9, 2021 ... ... dinosaurs, an ancient archosaur that lived near the beginning of the Triassic period. By analyzing whether bright body color was present in ...